Variant 1
ECU- Catalog engine
- 3600 308HP
- Controller brand
- DELCO
- ECU
- E39
- Stock power
- 308 HP
- ECU HW
- 12632286
CADILLAC · E39 ECU
CADILLAC SRX E39 tuning files
CADILLAC SRX on the E39: matched, calibrated and delivered with care. The matched variants sit between 245 and 308 HP from the factory. There are 9 distinct variants on file for this combination. We start conservative here — Stage 1 and Stage 2 are the dependable baseline. We match the right calibration to your exact software and validate it before delivery.
Available solutions
Applicable work for the E39 on this vehicle. The available set firms up once the exact engine and software are known.
Engine variants & ECU software
9 distinct variants for the CADILLAC SRX on the E39 ECU. Reference the engine and controller software when you upload.
Variant 2
ECU- Catalog engine
- 3600 308HP
- Controller brand
- DELCO
- ECU
- E39
- Stock power
- 308 HP
- ECU SW
- 12646099
- ECU HW
- 12639706
- SW upgrade
- 12642540
Variant 3
ECU- Catalog engine
- 3600 308HP
- Controller brand
- DELCO
- ECU
- E39
- Stock power
- 308 HP
- ECU HW
- 12639706
Variant 4
ECU- Catalog engine
- 3600 308HP
- Controller brand
- DELCO
- ECU
- E39
- Stock power
- 308 HP
- ECU SW
- 12646099
- SW upgrade
- 12642540
Variant 5
ECU- Catalog engine
- 3000 265HP
- Controller brand
- DELCO
- ECU
- E39
- Stock power
- 265 HP
- ECU SW
- 12642405
- ECU HW
- 12636339
- SW upgrade
- 12638624
Variant 6
ECU- Catalog engine
- 3000 265HP
- Controller brand
- DELCO
- ECU
- E39
- Stock power
- 265 HP
- ECU SW
- 12637050
- ECU HW
- 12636339
- SW upgrade
- 12637049
Variant 7
ECU- Catalog engine
- 3000 265HP
- Controller brand
- DELCO
- ECU
- E39
- Stock power
- 265 HP
- ECU SW
- 12637158
- SW upgrade
- 12636746
Variant 8
ECU- Catalog engine
- 3600 249HP
- Controller brand
- DELCO
- ECU
- E39
- Stock power
- 249 HP
- ECU HW
- 12661328
Variant 9
ECU- Catalog engine
- 3000 245HP
- Controller brand
- DELCO
- ECU
- E39
- Stock power
- 245 HP
Related vehicles
Other vehicles built on the E39 controller or the same engine — handy when a platform spans several models and makes.
Questions, answered.
Which tuning solutions are available for the CADILLAC SRX on the E39?
Stage 1, Stage 2. The exact set depends on the specific engine and software version.
Do you cover the E39 ECU software on this model?
Yes — the CADILLAC SRX on the E39 ECU is part of the catalog. Upload your original file and it is matched to the right calibration before any work is done.
How is the file delivered?
Through the TuningBay workflow with operator validation and one safe, sensible result per job. Files we deliver, we stand behind.